CN113368628A - Automatic cleaning device for air conditioning unit filter - Google Patents
Automatic cleaning device for air conditioning unit filter Download PDFInfo
- Publication number
- CN113368628A CN113368628A CN202110481051.0A CN202110481051A CN113368628A CN 113368628 A CN113368628 A CN 113368628A CN 202110481051 A CN202110481051 A CN 202110481051A CN 113368628 A CN113368628 A CN 113368628A
- Authority
- CN
- China
- Prior art keywords
- frame
- turnover plate
- filter
- expansion
- air conditioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/90—Cleaning of purification apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention belongs to the technical field of air conditioner accessories, and particularly relates to an automatic cleaning device for an air conditioning unit filter, which comprises an outer frame body for fixing a filter group, and further comprises a first louver type sealing frame, a second louver type sealing frame, a first expansion rod and a second expansion rod: the first louver type sealing frame and the second louver type sealing frame are respectively positioned on the windward side and the leeward side of a single filter, a first sealing cavity is formed by the first louver type sealing frame and the windward side of the filter, a second sealing cavity is formed by the second louver type sealing frame and the leeward side of the filter, and a first discharge chute communicated with the first sealing cavity is formed in the bottom end of the outer frame body; the first expansion rod and the second expansion rod are coaxially arranged in the first sealed cavity in a rectangular array mode.
Description
Technical Field
The invention belongs to the technical field of air conditioner accessories, and particularly relates to an automatic cleaning device for an air conditioning unit filter.
Background
After the air conditioning unit is used for a period of time, certain dust can be collected on the filter, if the air conditioning unit is not cleaned in time, the filter can cause mesh blockage and unsmooth ventilation, the air running resistance at the air inlet part can be increased when the air conditioning unit runs, the energy consumption of the air conditioning unit is finally increased, the refrigerating/heating effect is influenced, the whole running of an air conditioner is not facilitated, a large number of bacteria are easily bred by the dust on the filter, indoor air is polluted, and the personal health is influenced. At present, most air conditioning units adopt plate filters, the dust removal mode of the plate filters is that the filters are manually dismounted and then cleaned, the filters can be dismounted only by opening parts such as panels of the air conditioning units in the cleaning process, and the filters need to be mounted again after the filters are cleaned, so that the cleaning method is time-consuming and labor-consuming, high in labor intensity and high in cost.
Chinese patent CN201010214895.0 discloses an automatic dust-removing cleaning device for air conditioner filter screen, the filter screen is a sealed ring structure connected end to end, the filter screen includes a screen frame and a screen wire, the screen frame is provided with tooth grooves; the driving gear is arranged at one corner of the air conditioner air inlet frame and is meshed with the tooth grooves of the net frame, the driven gear is arranged at the other triangles of the air conditioner air inlet frame and is meshed with the tooth grooves of the net frame, and the driving mechanism drives the driving gear to rotate; the dust collecting box is arranged at the bottom of the air inlet frame of the air conditioner and is provided with a water inlet and a water outlet, the water inlet is connected with a water inlet pipe, and the water outlet is connected with a water outlet pipe; the dust removing brush is arranged on the dust collecting box, is positioned below the filter screen and is simultaneously contacted with the filter screen. The cleaning device can not ensure that the cleaning liquid can not overflow in the using process.
Disclosure of Invention
In order to solve the technical problem, an automatic cleaning device for an air conditioning unit filter is provided.
In order to achieve the above purposes, the invention adopts the technical scheme that: the utility model provides an air conditioning unit filter self-cleaning device, is including the outrigger body that is used for fixed filter group, self-cleaning device still include first shutter type seal frame and second shutter type seal frame, first expansion pole and second expansion pole: the first louver type sealing frame and the second louver type sealing frame are arranged on the outer frame body and are respectively positioned on the windward side and the leeward side of a single filter, a first sealing cavity is formed by the first louver type sealing frame and the windward side of the filter in a cleaning state, a second sealing cavity is formed by the second louver type sealing frame and the leeward side of the filter, and a first discharge chute communicated with the first sealing cavity is formed in the bottom end of the outer frame body; first expansion rod and second expansion rod, first expansion rod and second expansion rod are in first sealed chamber with axial rectangle array, and first expansion rod and second expansion rod are perpendicular with the windward side of filter, under the washing state, with the groove to the windward side of first expansion rod and the dorsad expansion filter of second expansion rod.
Preferably, the first louver type sealing frame comprises a first placing frame, a first turnover plate and a first multiplex driving assembly. The first mounting frame is fixedly arranged on the outer frame body and is positioned on the windward side of the filter, and the bottom end of the first mounting frame is provided with a second discharge chute communicated with the first discharge chute; the two ends of the first turnover plate are coaxially provided with first rotating shafts, the first turnover plate is arranged in the first placement frame in a rotating mode along the horizontal direction at equal intervals through the first rotating shafts, the first turnover plate at the bottommost end seals the top end of the second discharging groove along the horizontal direction in the working state of the air conditioning unit, and the first turnover plate is turned over to enable the second discharging groove to be communicated with the first sealing cavity in the cleaning state; the first multiplex driving assembly is arranged on one side of the first placement frame in the vertical direction and is in transmission connection with the first rotating shaft, and the upper side and the lower side of the adjacent first turnover plates are abutted together in a cleaning state.
The second louvered sealing frame comprises a second mounting frame, a second turnover plate and a second multiplex driving assembly. The second mounting frame is fixedly arranged on the outer frame body and is positioned on the leeward side of the filter, and a guide surface which inclines towards the leeward side of the filter is arranged at the inner bottom end of the second mounting frame; a second rotating shaft is coaxially arranged at two ends of the second turnover plate, and the second turnover plate is rotatably arranged in the second mounting frame body at equal intervals along the horizontal direction through the second rotating shaft; the second multiplex driving assembly is arranged on one side of the second arranging frame in the vertical direction and is in transmission connection with the second rotating shaft, and the upper side and the lower side of the adjacent second turnover plates are abutted together in a cleaning state.
Preferably, the outer ends of the two sides of the first turnover plate are symmetrically provided with first rubber strips along the center, and the outer ends of the two sides of the second turnover plate are symmetrically provided with second rubber strips along the center.
Preferably, the first multiplex driving assembly comprises a rotating shaft, a first bevel gear, a second bevel gear and a servo motor. The rotating shaft is rotatably arranged on one side of the first mounting frame along the vertical direction; the first bevel gear and the second bevel gear are coaxially and fixedly arranged at one end of the first rotating shaft, the second bevel gears are coaxially and equidistantly fixedly arranged on the rotating shaft, and gear lines of the first bevel gear and the second bevel gear are vertical and are mutually meshed; the servo motor is fixedly arranged on one side of the first mounting frame, and an output shaft of the servo motor is coaxially and fixedly connected with the rotating shaft; the second multiplex driving assembly has the same structure as the first multiplex driving assembly.
Preferably, the first and second flipping plates each further comprise a nozzle. Be provided with the first chamber groove along the horizontal direction in the first returning face plate, be provided with the second chamber groove along the horizontal direction in the second returning face plate, first rubber strip and second chamber groove and the output intercommunication at outside air supply or water source, the nozzle equidistant setting is on first returning face plate and second returning face plate, and nozzle input and first chamber groove intercommunication on the first returning face plate, nozzle input and second rubber strip intercommunication on the second returning face plate, under the cleaning state, the nozzle output on the first returning face plate is towards the windward side of filter, the nozzle output on the second returning face plate is towards the leeward side of filter.
Preferably, the second turnover plate further comprises a gas-liquid connecting assembly, the gas-liquid connecting assembly is arranged on one side of the first placement frame and one side of the second placement frame, the input end of the gas-liquid connecting assembly is communicated with the output end of an external gas source or a water source, the output end of the gas-liquid connecting assembly on the side of the first placement frame is communicated with the first cavity groove, and the output end of the gas-liquid connecting assembly on the side of the second placement frame is communicated with the second cavity groove.
Preferably, the gas-liquid connection assembly comprises a rotary joint and a main flow pipe, the movable end of the rotary joint is coaxially and fixedly connected with the second discharge chute and one end of a second rotating shaft, the fixed end of the rotary joint is connected with the main flow pipe along the radial direction, the main flow pipe on the side of the first placement frame is communicated with the first cavity groove through the rotary joint and the first rotating shaft, and the main flow pipe on the side of the second placement frame is communicated with the second cavity groove through the rotary joint and the second rotating shaft.
Preferably, the first turnover plate and the second turnover plate both further comprise ultrasonic transducers which are arranged on the outer side of the second turnover plate at equal intervals.
Preferably, the outer support body is still including the arrangement frame and the expansion driver, the arrangement frame is including being first frame and the second frame that the rectangle array set up first expansion pole and second expansion pole, the expansion driver sets up on outer support body top, the expansion driver is including first work end and the second work end that can move in opposite directions or dorsad, and first work end and second work end can remove along the horizontal direction in step, first frame and second frame are fixed respectively to be set up in first work end and second work end bottom, and outer support body top is provided with dodges the groove of dodging of first work end and second work end.
Preferably, the expansion driver comprises a bidirectional mover, the bidirectional mover is arranged at the top of the avoidance groove along the horizontal direction, the bidirectional mover comprises a first working part and a second working part which can move oppositely or reversely, and the first frame and the second frame are fixedly arranged at the bottom ends of the first working part and the second working part; the ball screw sliding table is arranged at the top of the outer frame body in a sliding mode along the air filtering direction of the filter through the guide rail, and the working end of the ball screw sliding table is fixedly connected with one side of the bidirectional mover; the guide rail is fixedly arranged at the top end of the outer frame body along the air filtering direction of the filter, and the output end of the guide rail is fixedly connected with one side of the bidirectional moving device.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the first sealing cavity and the second sealing cavity are selectively formed on the two sides of the filter, so that the cleaning liquid is prevented from overflowing, and simultaneously, each groove on the windward side of the filter can be expanded and cleaned.
2. According to the invention, the first turnover plate and the second turnover plate are synchronously rotated, so that the first sealing cavity and the second sealing cavity can be selectively formed on the two sides of the filter, the filter can be conveniently cleaned reversely, and the normal operation of the air conditioning unit is not influenced.
3. According to the invention, the sealing stability of the first sealing cavity and the second sealing cavity can be improved through the first rubber strip and the second rubber strip, so that the cleaning liquid can be effectively prevented from overflowing into the air conditioning unit.
4. According to the invention, the first turnover plate and the first multiplex driving assembly can be respectively and synchronously driven by the first multiplex driving assembly and the second multiplex driving assembly, and the first sealing cavity and the second sealing cavity are automatically formed at two sides of the filter, so that the filter is convenient to clean.
5. According to the invention, the first turnover plate and the first multiplex driving assembly are provided with the nozzles capable of blowing or spraying water, so that the filter can be conveniently cleaned in a sealed state.
6. According to the cleaning device, the first cavity groove or the second cavity groove can be communicated with an external water source or an external air source through the gas-liquid connection assembly, so that reverse blowing and flushing of the filter are facilitated in a sealed state, and the automation degree of the cleaning device is improved.
7. The invention can improve the cleaning efficiency of the filter through the ultrasonic transducer.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view at section B-B of FIG. 1;
FIG. 3 is a perspective cross-sectional view at section B-B of FIG. 1;
FIG. 4 is a perspective view of the present invention;
FIGS. 5 and 9 are partial perspective views of the present invention from two different perspectives;
FIG. 6 is an enlarged view of a portion of FIG. 2 at C;
FIG. 7 is an enlarged view of a portion of FIG. 5 at D;
FIG. 8 is an enlarged view of a portion of FIG. 2 at E;
fig. 10 is a perspective view of the expansion driver of the present invention.
The reference numbers in the figures are:
a-outer frame body; a1-first discharge chute; a2-avoidance groove;
1-a first louvered seal frame; 1 a-a first placement frame; 1a 1-second spout; 1 b-a first flipping panel; 1b1 — first shaft; 1b 2-first rubber strip; 1b3 — first cavity groove; 1 c-a first multiplex drive assembly; 1c 1-rotating shaft; 1c2 — first bevel gear; 1c3 — second bevel gear; 1c 4-servomotor;
2-a second louvered sealing frame; 2 a-a second placement frame; 2a 1-guide surface; 2 b-a second flipping panel; 2b1 — second shaft; 2b 2-second rubber strip; 2b3 — second cavity groove; 2 c-a second multiplex drive assembly;
3-a first expansion bar;
4-a second expansion bar;
5-a nozzle;
6-gas-liquid connection assembly; 6 a-a rotating joint; 6 b-a main flow tube;
7-an ultrasonic transducer;
8 a-a first frame; 8 b-a second frame;
9-a dilation driver; 9 a-a bidirectional mover; 9 b-ball screw sliding table; 9 c-a guide rail; 9 d-electric push rod.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
In order to solve the technical problem of sealing and cleaning in the installed state of the filter, as shown in fig. 3, the following technical scheme is provided:
the utility model provides an air conditioning unit filter self-cleaning device, is including the outer frame A that is used for fixed filter group, self-cleaning device still including:
the first louver type sealing frame 1 and the second louver type sealing frame 2 are arranged on an outer frame body A, the first louver type sealing frame 1 and the second louver type sealing frame 2 are respectively located on the windward side and the leeward side of a single filter, in a cleaning state, the first louver type sealing frame 1 and the windward side of the filter form a first sealing cavity, the second louver type sealing frame 2 and the leeward side of the filter form a second sealing cavity, and a first discharge chute A1 communicated with the first sealing cavity is arranged at the bottom end of the outer frame body A;
Specifically, the outer frame body A is used for fixing the filter, the first louver type sealing frame 1 and the second louver type sealing frame 2, and under the normal work of the air conditioning unit, the working parts of the first louver type sealing frame 1 and the second louver type sealing frame 2 are opened and closed, namely air can pass through the leeward side of the filter;
in a cleaning state, the working parts of the first louver type sealing frame 1 and the second louver type sealing frame 2 are closed, so that a first sealing cavity is formed by the first louver type sealing frame 1 and the windward side of the filter, and a second sealing cavity is formed by the second louver type sealing frame 2 and the leeward side of the filter, thereby preventing the cleaning liquid from overflowing to cause a power supply short circuit in the cleaning process;
dust is more accumulated in a groove on the windward side of the filter, so that the pairs of the first expansion rods 3 and the second expansion rods 4 can move back to back, the groove on the windward side of the expansion filter injects clean gas into the first sealing cavity, the clean gas passes through the windward side of the filter from the leeward side of the filter, in the process, impurities accumulated in the filter or in the groove part of the filter can be separated from the filter, and a first discharge chute A1 communicated with the first sealing cavity is opened and closed in a cleaning state, so that the impurities can be discharged outwards through the first discharge chute A1;
cleaning for a period of time by reverse wind power, injecting cleaning liquid into the second seal box, enabling the cleaning liquid to pass through the windward side of the filter from the leeward side of the filter, and performing reverse washing on the filter to finish the automatic cleaning operation of the air conditioning unit;
after cleaning is finished, the working ends of the first louver type sealing frame 1 and the second louver type sealing frame 2 are opened and closed, so that the filter can normally filter external air introduced by the air unit;
by selectively forming the first sealing cavity and the second sealing cavity on two sides of the filter, the cleaning liquid is prevented from overflowing, and simultaneously each groove on the windward side of the filter can be expanded and cleaned.
Further: in order to solve the technical problem of how the first and second louvered sealing frames 1 and 2 form the first and second sealed cavities on both sides of the filter, as shown in fig. 4, 5, 6 and 8, the following technical solutions are provided:
the first louver type sealing frame 1 comprises:
the first mounting frame 1a is fixedly arranged on the outer frame body A and is positioned on the windward side of the filter, and the bottom end of the first mounting frame 1a is provided with a second discharge chute 1a1 communicated with the first discharge chute A1;
first returning face plate 1b, first returning face plate 1b both ends are provided with first pivot 1b1 coaxially, and first returning face plate 1b rotates the setting in first arrangement frame 1a frame through first pivot 1b1 equidistance along the horizontal direction, and under air conditioning unit operating condition, the sealed second blown down tank 1a1 top of first returning face plate 1b in the horizontal direction is followed to the bottommost, and under the cleaning condition, the upset of first returning face plate 1b makes second blown down tank 1a1 and first sealed chamber communicate.
The first multiplex driving assembly 1c is arranged on one side of the first placement frame 1a along the vertical direction, the first multiplex driving assembly 1c is in transmission connection with the first rotating shaft 1b1, and the upper side and the lower side of the adjacent first turnover plates 1b are abutted together in a cleaning state;
the second louver type sealing frame 2 comprises:
a second mounting frame 2a, the second mounting frame 2a is fixedly arranged on the outer frame body A and is positioned on the leeward side of the filter, and the inner bottom end of the second mounting frame 2a is provided with a guide surface 2a1 which inclines towards the leeward side of the filter;
the two ends of the second turnover plate 2b are coaxially provided with a second rotating shaft 2b1, and the second turnover plate 2b is rotatably arranged in the frame body of the second mounting frame 2a at equal intervals along the horizontal direction through the second rotating shaft 2b 1;
the second multiplex driving assembly 2c is disposed on one side of the second mounting frame 2a along the vertical direction, the second multiplex driving assembly 2c is in transmission connection with the second rotating shaft 2b1, and the upper and lower sides of the adjacent second turnover plates 2b are abutted together in a cleaning state.
Specifically, when a first sealed cavity needs to be formed between the windward side of the filter and the first louver type sealing frame 1, the first multiplex driving assembly 1c is started, so that the working end of the first multiplex driving assembly drives the first rotating shafts 1b1 to rotate synchronously, namely the first turnover plates 1b rotate synchronously in the first installation frame 1a, so that the first turnover plates 1b seal the inner frame of the first installation frame 1a along the vertical direction, thereby forming the first sealed cavity, meanwhile, the second discharge chute 1a1 is communicated with the first sealed cavity, and the second discharge chute 1a1 is communicated with the first discharge chute a1, so that impurities discharged from the back side to the windward side of the filter can be discharged outwards through the second discharge chute 1a1 and the first discharge chute a 1;
when a second sealing cavity needs to be formed between the leeward side of the filter and the second louvered sealing frame 2, the second multiplex driving assembly 2c is started, the working end of the second multiplex driving assembly drives the second rotating shafts 2b1 to synchronously rotate, namely the second turnover plates 2b synchronously rotate in the second mounting frame 2a, so that the first turnover plates 1b seal the inner frame of the second mounting frame 2a along the vertical direction, a second sealing cavity is formed, and the guide surface 2a1 can guide the cleaning liquid in the second sealing cavity to flow towards the windward side of the filter, so that the cleaning liquid is prevented from being accumulated at the bottom end in the second sealing cavity to influence the filtering effect;
through can synchronous rotation first returning face plate 1b and second returning face plate 2b, can form first sealed chamber and second sealed chamber in filter both sides selectivity to be convenient for reverse clean filter, and do not influence air conditioning unit's normal operating.
Further: in order to solve the technical problem that the sealing effect is poor after the first turnover plate 1b or the second turnover plate 2b is turned over, as shown in fig. 6 and 8, the following technical scheme is provided:
the outer ends of the two sides of the first turnover plate 1b are symmetrically provided with first rubber strips 1b2 along the center, and the outer ends of the two sides of the second turnover plate 2b are symmetrically provided with second rubber strips 2b2 along the center.
Specifically, the first rubber strips 1b2 are arranged on two sides of the first turnover plate 1b, and the second rubber strips 2b2 are arranged on two sides of the second turnover plate 2b, so that when the first turnover plate 1b and the second turnover plate 2b are abutted in the vertical direction, a gap between the adjacent first turnover plate 1b and the adjacent second turnover plate 2b is smaller, and the sealing stability of the first sealing cavity and the second sealing cavity is improved;
the sealing stability of the first sealing cavity and the second sealing cavity can be improved through the first rubber strip 1b2 and the second rubber strip 2b2, and therefore the cleaning liquid is effectively prevented from overflowing to the air conditioning unit.
Further: in order to solve the technical problem of how to make a plurality of first turnover plates 1b rotate synchronously in a first installation frame 1a and a plurality of second turnover plates 2b rotate synchronously in a second installation frame 2a, as shown in fig. 5 and 7, the following technical solutions are provided:
the first multiplex driving assembly 1c includes:
a rotation shaft 1c1, the rotation shaft 1c1 being rotatably provided in the vertical direction at the side of the first placement frame 1 a;
a first bevel gear 1c2 and a second bevel gear 1c3, wherein the first bevel gear 1c2 is coaxially and fixedly arranged at one end of a first rotating shaft 1b 1; the second bevel gears 1c3 are coaxially and fixedly arranged on the rotating shaft 1c1 at equal intervals, and the first bevel gear 1c2 and the second bevel gear 1c3 are vertical in axis and are meshed with each other;
the servo motor 1c4, the servo motor 1c4 is fixedly arranged at one side of the first mounting frame 1a, and the output shaft of the servo motor 1c4 is coaxially and fixedly connected with the rotating shaft 1c 1;
the second multiplex driving assembly 2c and the first multiplex driving assembly 1c have the same structure.
Specifically, when the first turnover plate 1b is required to rotate so as to form a first sealed cavity on the windward side of the filter, the servo motor 1c4 is started, so that the output shaft thereof drives the rotating shaft 1c1 to coaxially rotate, the axes of the first bevel gear 1c2 and the second bevel gear 1c3 are vertical and are meshed with each other, so that the first rotating shafts 1b1 can be driven to synchronously rotate, and further the first turnover plate 1b can rotate, so that a first sealed cavity can be formed on the windward side of the filter in the first mounting frame 1a, and the second multiplex driving assembly 2c is completely identical in structure with the first multiplex driving assembly 1c, so that a second sealed cavity can be formed on the leeward side of the filter, and the filter can be cleaned in a sealed state;
through first multiplex drive assembly 1c and second multiplex drive assembly 2c, can drive first returning face plate 1b and first multiplex drive assembly 1c respectively in step, automatic first sealed chamber and the second sealed chamber of formation in filter both sides to convenient cleanness.
Further: in order to solve the technical problem of how to clean the processor in the first sealed cavity or the second sealed cavity, as shown in fig. 6 and 8, the following technical solutions are provided:
the first turnover plate 1b and the second turnover plate 2b both further comprise nozzles 5, a first cavity groove 1b3 along the horizontal direction is formed in the first turnover plate 1b, a second cavity groove 2b3 along the horizontal direction is formed in the second turnover plate 2b, a first rubber strip 1b2 and a second cavity groove 2b3 are communicated with the output end of an external air source or water source, the nozzles 5 are equidistantly arranged on the first turnover plate 1b and the second turnover plate 2b, the input end of the nozzle 5 on the first turnover plate 1b is communicated with the first cavity groove 1b3, the input end of the nozzle 5 on the second turnover plate 2b is communicated with the second rubber strip 2b2, the output end of the nozzle 5 on the first turnover plate 1b faces the windward side of the filter in a cleaning state, and the output end of the nozzle 5 on the second turnover plate 2b faces the leeward side of the filter.
Specifically, through the first cavity groove 1b3 and the second cavity groove 2b3 communicated with the output end of the external water source or wind source, the filtering can be blown and washed by the nozzle 5, so that impurities in the filter can be blown down or washed out in the first sealed cavity and the second sealed cavity;
by providing the nozzles 5 capable of blowing or spraying water on the first flipping plate 1b and the first multiplex driving assembly 1c, the filter can be conveniently cleaned in a sealed state.
Further: in order to solve the technical problem of how to supply water or gas to the first cavity groove 1b3 or the second rubber strip 2b2, as shown in fig. 9, the following technical scheme is provided:
the second turnover plate 2b further comprises a gas-liquid connecting assembly 6, the gas-liquid connecting assembly 6 is arranged on one side of the first placing frame 1a and one side of the second placing frame 2a, the input end of the gas-liquid connecting assembly 6 is communicated with the output end of an external gas source or water source, the output end of the gas-liquid connecting assembly 6 on the side of the first placing frame 1a is communicated with the first cavity groove 1b3, and the output end of the gas-liquid connecting assembly 6 on the side of the second placing frame 2a is communicated with the second cavity groove 2b 3.
Specifically, the first cavity groove 1b3 or the second cavity groove 2b3 can be communicated with an external water source or an external air source through the gas-liquid connection assembly 6, so that the filter can be reversely blown and flushed in a sealed state, and the automation degree of the cleaning device is improved.
Further: in order to solve the technical problem of how to supply water or gas to the first cavity groove 1b3 and the second rubber strip 2b2 by the gas-liquid connection assembly 6, as shown in fig. 9, the following technical scheme is provided:
the gas-liquid connecting assembly 6 comprises a rotary joint 6a and a total flow pipe 6b, wherein the movable end of the rotary joint 6a is coaxially and fixedly connected with one end of a second discharging groove 1a1 and one end of a second rotating shaft 2b1, the fixed end of the rotary joint 6a is connected with the total flow pipe 6b along the radial direction, the total flow pipe 6b on the first mounting frame 1a side is communicated with a first cavity groove 1b3 through the rotary joint 6a and a first rotating shaft 1b1, and the total flow pipe 6b on the second mounting frame 2a side is communicated with a second cavity groove 2b3 through the rotary joint 6a and a second rotating shaft 2b 1.
Specifically, the rotary joint 6a is used for preventing the first turnover plate 1b and the second turnover plate 2b from rotating, so that the total flow pipe 6b is always communicated with the first cavity groove 1b3 or the second cavity groove 2b3 when the first turnover plate 1b and the second turnover plate 2b are in a rotating state, and therefore the filter can be stably blown and washed in a sealing state.
Further: in order to solve the technical problem of improving the cleaning effect of the filter, as shown in fig. 8, the following technical solutions are provided:
the first turnover plate 1b and the second turnover plate 2b further comprise ultrasonic transducers 7, and the ultrasonic transducers 7 are arranged on the outer side of the second turnover plate 2b at equal intervals.
Specifically, the first seal chamber and the second seal chamber can improve the cleaning efficiency of the filter by the ultrasonic transducer 7 in a state where the cleaning liquid is filled.
Further: in order to solve the technical problem of how the first expansion rod 3 and the second expansion rod 4 face away from the expansion filter channel, as shown in fig. 10, the following technical solutions are provided:
outer support body A is still including settling frame and expansion driver 9, settling frame is including being first frame 8a and the second frame 8b that the rectangle array set up first expansion pole 3 and second expansion pole 4, expansion driver 9 sets up on outer support body A top, expansion driver 9 is including first work end and the second work end that can move in opposite directions or dorsad, and first work end and second work end can remove along the horizontal direction in step, first frame 8a and second frame 8b are fixed the setting respectively in first work end and second work end bottom, and outer support body A top is provided with dodges groove A2 of dodging first work end and second work end.
Specifically, the mounting frame is used for mounting a first expansion rod 3 and a second expansion rod 4, and the expansion driver 9 is started to enable a first working end and a second working end of the expansion driver to drive the first expansion rod 3 and the second expansion rod 4 to be vertically inserted into a groove on the windward side of the filter, and the first working end and the second working end can drive the first expansion rod 3 and the second expansion rod 4 to move backwards, so that the groove on the windward side of the filter is expanded, impurities in the groove are conveniently discharged outwards, and the avoiding groove A2 is used for avoiding the working end of the expansion driver 9 to enable the expansion driver to move normally;
the first frame 8a and the second frame 8b can respectively drive the first expanding rod 3 and the second expanding rod 4 to expand the groove on the windward side of the filter through the expanding driver 9, so that the cleaning is convenient.
Further: in order to solve the technical problem of how the expansion driver 9 drives the first frame 8a and the second frame 8b to expand, as shown in fig. 10, the following technical solutions are provided:
the expansion driver 9 comprises a bidirectional mover 9a, a ball screw sliding table 9b and a guide rail 9 c;
the bidirectional shifter 9a is arranged at the top of the avoidance groove A2 along the horizontal direction, the bidirectional shifter 9a comprises a first working part and a second working part which can move oppositely or reversely, and a first frame 8a and a second frame 8b are fixedly arranged at the bottom ends of the first working part and the second working part;
the ball screw sliding table 9b is arranged at the top of the outer frame body A in a sliding mode along the air filtering direction of the filter through a guide rail 9c, and the working end of the ball screw sliding table 9b is fixedly connected with one side of the bidirectional mover 9 a;
and the guide rail 9c is fixedly arranged at the top end of the outer frame body A along the air filtering direction of the filter, and the output end of the guide rail 9c is fixedly connected with one side of the bidirectional mover 9 a.
Specifically, start electric putter 9d, it slides to make its output shaft drive ball screw slip table 9b, thereby make first work portion and the second work portion of two-way shifter 9a can drive first frame 8a and second frame 8b and move towards the filter windward side, thereby be convenient for with pegging graft in the same ditch inslot of filter windward side to first expansion rod 3 and second expansion rod 4, start ball screw slip table 9b, make first expansion rod 3 and second expansion rod 4 can expand the slot dorsad, so that it is clean, start ball screw slip table 9b, can make first expansion rod 3 and second expansion rod 4 peg graft in the ditch inslot of difference, so that clean each slot.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are merely illustrative of the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an air conditioning unit filter self-cleaning device, includes the outer frame body (A) that is used for fixed filter group, its characterized in that: the automatic cleaning device also comprises a first louvered sealing frame (1), a second louvered sealing frame (2), a first expansion rod (3) and a second expansion rod (4);
the first louver type sealing frame (1) and the second louver type sealing frame (2) are arranged on an outer frame body (A), the first louver type sealing frame (1) and the second louver type sealing frame (2) are respectively located on the windward side and the leeward side of a single filter, in a cleaning state, the first louver type sealing frame (1) and the windward side of the filter form a first sealing cavity, the second louver type sealing frame (2) and the leeward side of the filter form a second sealing cavity, and a first discharge chute (A1) communicated with the first sealing cavity is formed in the bottom end of the outer frame body (A);
first expansion pole (3) and second expansion pole (4), first expansion pole (3) and second expansion pole (4) are in first sealed chamber with axial rectangular array, and just first expansion pole (3) and second expansion pole (4) are perpendicular with the windward side of filter, under the washing state, with the slot to first expansion pole (3) and second expansion pole (4) dorsad expansion filter windward side.
2. The automatic cleaning device for the air conditioning unit filter according to claim 1, characterized in that: the first louver type sealing frame (1) comprises a first placing frame (1a), a first turnover plate (1b) and a first multiplex driving assembly (1 c); the second louver type sealing frame (2) comprises a second mounting frame (2a), a second turnover plate (2b) and a second multiplex driving assembly (2 c);
the first mounting frame (1a) is fixedly arranged on the outer frame body (A) and is positioned on the windward side of the filter, and the bottom end of the first mounting frame (1a) is provided with a second discharge chute (1a1) communicated with the first discharge chute (A1);
the air conditioning unit comprises a first turnover plate (1b), wherein first rotating shafts (1b1) are coaxially arranged at two ends of the first turnover plate (1b), the first turnover plate (1b) is arranged in a frame body of a first placement frame (1a) in a rotating mode at equal intervals along the horizontal direction through the first rotating shafts (1b1), the first turnover plate (1b) at the bottommost end seals the top end of a second discharge chute (1a1) along the horizontal direction in the working state of the air conditioning unit, and the first turnover plate (1b) is turned over to enable the second discharge chute (1a1) to be communicated with a first sealing cavity in the cleaning state;
the first multiplex driving assembly (1c) is arranged on one side of the first placement frame (1a) in the vertical direction, the first multiplex driving assembly (1c) is in transmission connection with the first rotating shaft (1b1), and the upper side and the lower side of the adjacent first turnover plates (1b) are abutted together in a cleaning state;
the second placing frame (2a), the second placing frame (2a) is fixedly arranged on the outer frame body (A) and is positioned on the leeward side of the filter, and the inner bottom end of the second placing frame (2a) is provided with a guide surface (2a1) which inclines towards the leeward side of the filter;
the two ends of the second turnover plate (2b) are coaxially provided with second rotating shafts (2b1), and the second turnover plate (2b) is arranged in the frame body of the second placement frame (2a) in a rotating manner at equal intervals along the horizontal direction through the second rotating shafts (2b 1);
the second multiplex driving assembly (2c) is arranged on one side of the second placement frame (2a) in the vertical direction, the second multiplex driving assembly (2c) is in transmission connection with the second rotating shaft (2b1), and the upper side and the lower side of the adjacent second turnover plates (2b) are abutted together in a cleaning state.
3. The automatic cleaning device for the air conditioning unit filter according to claim 2, characterized in that: the outer ends of the two sides of the first turnover plate (1b) are symmetrically provided with first rubber strips (1b2) along the center; the outer ends of the two sides of the second turnover plate (2b) are symmetrically provided with second rubber strips (2b2) along the center.
4. The automatic cleaning device for the air conditioning unit filter according to claim 2, characterized in that: the first multiplex driving assembly (1c) comprises a rotating shaft (1c1), a first bevel gear (1c2), a second bevel gear (1c3) and a servo motor (1c 4); the second multiplexing assembly (2c) is identical to the first multiplexing assembly (1c) in structure;
a rotation shaft (1c1), the rotation shaft (1c1) being rotatably provided in the vertical direction at one side of the first placement frame (1 a);
the first bevel gear (1c2) and the second bevel gear (1c3), the first bevel gear (1c2) is coaxially and fixedly arranged at one end of the first rotating shaft (1b1), the second bevel gear (1c3) is coaxially and fixedly arranged on the rotating shaft (1c1) at equal intervals, and the first bevel gear (1c2) and the second bevel gear (1c3) are vertical in axis and are meshed with each other;
the servo motor (1c4), the servo motor (1c4) is fixedly arranged at one side of the first placing frame (1a), and the output shaft of the servo motor (1c4) is coaxially and fixedly connected with the rotating shaft (1c 1).
5. The automatic cleaning device for the air conditioning unit filter according to claim 2, characterized in that: the first turnover plate (1b) and the second turnover plate (2b) both comprise nozzles (5), a first cavity groove (1b3) along the horizontal direction is arranged in the first turnover plate (1b), a second cavity groove (2b3) along the horizontal direction is arranged in the second turnover plate (2b), a first rubber strip (1b2) and a second cavity groove (2b3) are communicated with the output end of an external air source or water source, the nozzles (5) are arranged on the first turnover plate (1b) and the second turnover plate (2b) at equal intervals, the input end of the nozzle (5) on the first turnover plate (1b) is communicated with the first cavity groove (1b3), the input end of the nozzle (5) on the second turnover plate (2b) is communicated with the second rubber strip (2b2), in a cleaning state, the output ends of the nozzles (5) on the first turnover plate (1b) face the windward side of the filter, and the output ends of the nozzles (5) on the second turnover plate (2b) face the leeward side of the filter.
6. The automatic cleaning device for the air conditioning unit filter according to claim 5, characterized in that: second returning face plate (2b) is still including gas-liquid connection assembly (6), gas-liquid connection assembly (6) set up in the one side that frame (2a) were settled to first arrangement frame (1a) and second, the input of gas-liquid connection assembly (6) and the output intercommunication of outside air supply or water source, the output and the first chamber groove (1b3) intercommunication of frame (1a) side gas-liquid connection assembly (6) are settled to first arrangement frame (1a), the output and the second chamber groove (2b3) intercommunication of frame (2a) side gas-liquid connection assembly (6) are settled to the second.
7. The automatic cleaning device for the air conditioning unit filter according to claim 6, characterized in that: the gas-liquid connection assembly (6) comprises a rotary joint (6a) and a main flow pipe (6b), the movable end of the rotary joint (6a) is coaxially and fixedly connected with one end of a second discharge chute (1a1) and one end of a second rotating shaft (2b1), the fixed end of the rotary joint (6a) is connected with the main flow pipe (6b) along the radial direction, the main flow pipe (6b) on the side of the first mounting frame (1a) is communicated with the first cavity groove (1b3) through the rotary joint (6a) and the first rotating shaft (1b1), and the main flow pipe (6b) on the side of the second mounting frame (2a) is communicated with the second cavity groove (2b3) through the rotary joint (6a) and the second rotating shaft (2b 1).
8. The automatic cleaning device for the air conditioning unit filter according to claim 2, characterized in that: the first turnover plate (1b) and the second turnover plate (2b) both comprise ultrasonic transducers (7), and the ultrasonic transducers (7) are arranged on the outer side of the second turnover plate (2b) at equal intervals.
9. The automatic cleaning device for the air conditioning unit filter according to claim 1, characterized in that: outer support body (A) is still including settling frame and expansion driver (9), settling frame is including being first frame (8a) and second frame (8b) that the rectangle array set up first expansion pole (3) and second expansion pole (4), expansion driver (9) set up on outer support body (A) top, expansion driver (9) are including first work end and the second work end that can move in opposite directions or dorsad, and first work end and second work end can move along the horizontal direction in step, first frame (8a) and second frame (8b) are fixed the setting respectively in first work end and second work end bottom, and outer support body (A) top is provided with dodges groove (A2) of dodging first work end and second work end.
10. An automatic cleaning device for air conditioning unit filter according to claim 9, characterized in that: the expansion driver (9) comprises a bidirectional shifter (9a), a ball screw sliding table (9b) and a guide rail (9 c);
the bidirectional shifter (9a), the bidirectional shifter (9a) is set up in the top of the evasion trough (A2) along the horizontal direction, the bidirectional shifter (9a) includes can move the first working part and second working part in opposite directions or dorsad, the first frame (8a) and second frame (8b) are set up in the first working part and bottom end of second working part fixedly;
the ball screw sliding table (9b) is arranged at the top of the outer frame body (A) in a sliding mode along the air filtering direction of the filter through a guide rail (9c), and the working end of the ball screw sliding table (9b) is fixedly connected with one side of the bidirectional mover (9 a);
and the guide rail (9c) is fixedly arranged at the top end of the outer frame body (A) along the air filtering direction of the filter, and the output end of the guide rail (9c) is fixedly connected with one side of the bidirectional mover (9 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110481051.0A CN113368628B (en) | 2021-04-30 | 2021-04-30 | Automatic cleaning device for air conditioning unit filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110481051.0A CN113368628B (en) | 2021-04-30 | 2021-04-30 | Automatic cleaning device for air conditioning unit filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113368628A true CN113368628A (en) | 2021-09-10 |
| CN113368628B CN113368628B (en) | 2022-05-20 |
Family
ID=77570734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110481051.0A Active CN113368628B (en) | 2021-04-30 | 2021-04-30 | Automatic cleaning device for air conditioning unit filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113368628B (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19722840A1 (en) * | 1997-05-30 | 1998-12-03 | Inst Luft Kaeltetech Gem Gmbh | Factory heating system or air conditioner air filter system |
| CA2447056A1 (en) * | 2001-05-14 | 2002-11-21 | Jerry R. Meredith | Vent device for use with medium for altering a condition of air entering an environment |
| US20140215981A1 (en) * | 2006-07-13 | 2014-08-07 | Pfannenberg Gmbh | Air passage device |
| CN105757820A (en) * | 2016-04-29 | 2016-07-13 | 亿丰洁净科技江苏股份有限公司 | Air cleaning unit for windows of clean room |
| CN108151154A (en) * | 2018-01-13 | 2018-06-12 | 广东美的制冷设备有限公司 | Wind outlet panel and console mode room air conditioner |
| CN108954507A (en) * | 2018-06-15 | 2018-12-07 | 苏州标杆知识产权运营有限公司 | A kind of Bidirectional outlet air formula air-conditioning |
| CN109091973A (en) * | 2018-09-30 | 2018-12-28 | 靳瑞 | A kind of filter cylinder automatically cleaning dust treatment device |
| CN109114697A (en) * | 2017-06-26 | 2019-01-01 | 森德利株式会社 | The air-conditioning device for having dedusting function |
| CN208419022U (en) * | 2018-05-29 | 2019-01-22 | 商城北纳创联生物科技有限公司 | Air purification sterilization equipment |
| US20190041085A1 (en) * | 2016-04-27 | 2019-02-07 | Mitsubishi Electric Corporation | Air conditioner |
| CA3035394A1 (en) * | 2018-03-02 | 2019-09-02 | Decor Grates Incorporated | Flush mount register with a removable damper box mechanism |
| US20200049367A1 (en) * | 2017-03-31 | 2020-02-13 | Panasonic Intellectual Property Management Co., Ltd. | Air blowing device and indoor air conveying system using same |
| CN111256206A (en) * | 2018-11-30 | 2020-06-09 | 青岛海高设计制造有限公司 | Air conditioner indoor unit |
| CN111827837A (en) * | 2020-07-28 | 2020-10-27 | 安徽欧泰克建筑节能有限公司 | Intelligent solar energy glass louver |
| CN111947258A (en) * | 2020-08-14 | 2020-11-17 | 苏州生益净化工程设备有限公司 | Combined air conditioning unit |
| CN112057977A (en) * | 2020-09-01 | 2020-12-11 | 苏州兴亚净化工程有限公司 | Pharmacy workshop is with having air purification equipment who detects sealing performance |
-
2021
- 2021-04-30 CN CN202110481051.0A patent/CN113368628B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19722840A1 (en) * | 1997-05-30 | 1998-12-03 | Inst Luft Kaeltetech Gem Gmbh | Factory heating system or air conditioner air filter system |
| CA2447056A1 (en) * | 2001-05-14 | 2002-11-21 | Jerry R. Meredith | Vent device for use with medium for altering a condition of air entering an environment |
| US20140215981A1 (en) * | 2006-07-13 | 2014-08-07 | Pfannenberg Gmbh | Air passage device |
| US20190041085A1 (en) * | 2016-04-27 | 2019-02-07 | Mitsubishi Electric Corporation | Air conditioner |
| CN105757820A (en) * | 2016-04-29 | 2016-07-13 | 亿丰洁净科技江苏股份有限公司 | Air cleaning unit for windows of clean room |
| US20200049367A1 (en) * | 2017-03-31 | 2020-02-13 | Panasonic Intellectual Property Management Co., Ltd. | Air blowing device and indoor air conveying system using same |
| CN109114697A (en) * | 2017-06-26 | 2019-01-01 | 森德利株式会社 | The air-conditioning device for having dedusting function |
| CN108151154A (en) * | 2018-01-13 | 2018-06-12 | 广东美的制冷设备有限公司 | Wind outlet panel and console mode room air conditioner |
| CA3035394A1 (en) * | 2018-03-02 | 2019-09-02 | Decor Grates Incorporated | Flush mount register with a removable damper box mechanism |
| CN208419022U (en) * | 2018-05-29 | 2019-01-22 | 商城北纳创联生物科技有限公司 | Air purification sterilization equipment |
| CN108954507A (en) * | 2018-06-15 | 2018-12-07 | 苏州标杆知识产权运营有限公司 | A kind of Bidirectional outlet air formula air-conditioning |
| CN109091973A (en) * | 2018-09-30 | 2018-12-28 | 靳瑞 | A kind of filter cylinder automatically cleaning dust treatment device |
| CN111256206A (en) * | 2018-11-30 | 2020-06-09 | 青岛海高设计制造有限公司 | Air conditioner indoor unit |
| CN111827837A (en) * | 2020-07-28 | 2020-10-27 | 安徽欧泰克建筑节能有限公司 | Intelligent solar energy glass louver |
| CN111947258A (en) * | 2020-08-14 | 2020-11-17 | 苏州生益净化工程设备有限公司 | Combined air conditioning unit |
| CN112057977A (en) * | 2020-09-01 | 2020-12-11 | 苏州兴亚净化工程有限公司 | Pharmacy workshop is with having air purification equipment who detects sealing performance |
Non-Patent Citations (2)
| Title |
|---|
| MANFREDI: "Optimised generalised singular value decomposition for dysphonic voice equality enhancement", 《ACTA ACUSTICA UNITED WITH ACUSTICA》 * |
| 李哲然: "环形射流流动特性及在滤筒清灰中的应用研究", 《工程科技Ⅰ辑》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113368628B (en) | 2022-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101270913B (en) | Cabinet air-conditioner dust gauze self-cleaning device and operation method thereof | |
| CN100476313C (en) | Automatic dust remover for filter net of wall hanging type air conditioner | |
| CN101070986A (en) | Air conditioner filtering screen dust-cleaning method and device, and airconditioner with filtering screen dust-cleaning device | |
| CN201195083Y (en) | Air conditioner dust gauze self-cleaning apparatus | |
| CN101745274A (en) | Self-cleaning device of air-conditioning filter net | |
| CN115038274A (en) | Electrical cabinet with stable heat dissipation function | |
| CN209848490U (en) | Cleaning device for built-in filter screen of close-fitting air conditioner | |
| CN113368628B (en) | Automatic cleaning device for air conditioning unit filter | |
| CN213208229U (en) | Defrosting and dedusting device of air energy water heater | |
| CN113546931A (en) | Cleaning equipment and cleaning method for ventilating pipe of marine central air conditioner | |
| CN108479223A (en) | A kind of air filter | |
| CN112360782A (en) | Industry exhaust fan protection type shutter | |
| CN218489647U (en) | Rail transit ventilation unit with clean mechanism | |
| CN115095937A (en) | Improved fresh air system | |
| CN213901388U (en) | Air filtering and purifying device | |
| CN211051092U (en) | Cleaning device for air conditioner filter screen | |
| CN215570990U (en) | Ventilation equipment with multiple air ports for reversing | |
| CN220728347U (en) | Ventilation device for building construction heating | |
| CN213348126U (en) | Maintenance device for industrial air cooler | |
| CN114797304B (en) | Dust collector for construction | |
| CN214389327U (en) | Oil net dust filter | |
| CN213983834U (en) | Central air conditioning cleaning equipment | |
| CN215062644U (en) | Based on ventilation unit for electronic information engineering computer lab | |
| CN217584745U (en) | New trend system is built in prefabricated assembled steel construction room | |
| CN214809182U (en) | Continuous dust removal device for constructional engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510006 Floor 9, information hub building, No. 1, Chengzhong 6th Road, Guangzhou University, Xiaoguwei, Panyu District, Guangzhou City, Guangdong Province (office use only) Patentee after: Guangzhou Urban Investment Comprehensive Energy Investment Management Co.,Ltd. Address before: 510006 Floor 9, information hub building, No. 1, Chengzhong 6th Road, Guangzhou University, Xiaoguwei, Panyu District, Guangzhou City, Guangdong Province (office use only) Patentee before: Guangzhou University Town Investment Management Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |